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Finding the Fourth Proportional to 178.17, 267.06 and 62.58

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Solution

The fourth proportional to 178.17, 267.06 and 62.58 is: 93.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178.17 : 267.06 = 62.58 : x
  2. Step 2: Convert to fraction form
    178.17/267.06 = 62.58/x
  3. Step 3: Cross multiply
    178.17x = 267.06 × 62.58
  4. Step 4: Simplify right side
    178.17x = 16,712.61
  5. Step 5: Solve for x
    x = 16,712.61/178.17
  6. Step 6: Final answer
    x = 93.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.